433MHz Wireless Door/Window Magnetic Contact Sensor

Monitor a door or window with a wireless magnetic contact sensor that sends an alarm signal when the magnet separates.

✅ Alerts your compatible alarm panel when a door or window opens

✅ Works with panels using the same 433MHz parameters

✅ Supports everyday door and window monitoring for home alarm setups

✅ Fits simple stick-on installation for fast placement

✅ Uses low power consumption for efficient operation

✅ Built-in omnidirectional antenna helps maintain wireless transmission

Product details

This contact sensor cannot be used independently and needs a compatible alarm panel with the same parameters. It uses a CR2032 battery type, and the battery is not included.

With 433MHz transmission and an open-area range of 50–150m, it is designed for wireless security monitoring. The ABS body and compound multi-layer design support reliable everyday use.

The sensor also features superior circuit design and high-performance low power consumption. Shock resistance is listed as 4.7M, 1.2M, 3.5M, and 300k.

Add this wireless door window sensor to a compatible alarm panel and monitor openings with confidence.